</term>

<listitem>

<para>

Maximum time between automatic WAL checkpoints, in

seconds. The default is five minutes (<literal>5min</>).

Maximum time between automatic WAL checkpoints, in seconds.

The valid range is between 30 seconds and one hour.

The default is five minutes (<literal>5min</>).

Increasing this parameter can increase the amount of time needed

for crash recovery.

This parameter can only be set in the <filename>postgresql.conf</>

<para>

Specifies the target of checkpoint completion, as a fraction of

total time between checkpoints. The default is 0.5.

This parameter can only be set in the <filename>postgresql.conf</>

file or on the server command line.

</para>